Home / 19,632.44-29,447.40-7,942.52

Finding the Fourth Proportional to 19,632.44, 29,447.40 and 7,942.52

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Solution

The fourth proportional to 19,632.44, 29,447.40 and 7,942.52 is: 11,913.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.44 : 29,447.40 = 7,942.52 : x
  2. Step 2: Convert to fraction form
    19,632.44/29,447.40 = 7,942.52/x
  3. Step 3: Cross multiply
    19,632.44x = 29,447.40 × 7,942.52
  4. Step 4: Simplify right side
    19,632.44x = 233,886,563.45
  5. Step 5: Solve for x
    x = 233,886,563.45/19,632.44
  6. Step 6: Final answer
    x = 11,913.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.